arch/arm/mach-pxa/spitz.c

   1 /*
   2  * Support for Sharp SL-Cxx00 Series of PDAs
   3  * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
   4  *
   5  * Copyright (c) 2005 Richard Purdie
   6  *
   7  * Based on Sharp's 2.4 kernel patches/lubbock.c
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  *
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19 #include <linux/major.h>
  20 #include <linux/fs.h>
  21 #include <linux/interrupt.h>
  22 #include <linux/mmc/host.h>
  23 #include <linux/pm.h>
  24 #include <linux/backlight.h>
  25
  26 #include <asm/setup.h>
  27 #include <asm/memory.h>
  28 #include <asm/mach-types.h>
  29 #include <mach/hardware.h>
  30 #include <asm/irq.h>
  31 #include <asm/io.h>
  32 #include <asm/system.h>
  33
  34 #include <asm/mach/arch.h>
  35 #include <asm/mach/map.h>
  36 #include <asm/mach/irq.h>
  37
  38 #include <mach/pxa-regs.h>
  39 #include <mach/pxa2xx-regs.h>
  40 #include <mach/pxa2xx-gpio.h>
  41 #include <mach/pxa27x-udc.h>
  42 #include <mach/reset.h>
  43 #include <mach/irda.h>
  44 #include <mach/mmc.h>
  45 #include <mach/ohci.h>
  46 #include <mach/udc.h>
  47 #include <mach/pxafb.h>
  48 #include <mach/akita.h>
  49 #include <mach/spitz.h>
  50 #include <mach/sharpsl.h>
  51
  52 #include <asm/mach/sharpsl_param.h>
  53 #include <asm/hardware/scoop.h>
  54
  55 #include "generic.h"
  56 #include "devices.h"
  57 #include "sharpsl.h"
  58
  59 /*
  60  * Spitz SCOOP Device #1
  61  */
  62 static struct resource spitz_scoop_resources[] = {
  63         [0] = {
  64                 .start          = 0x10800000,
  65                 .end            = 0x10800fff,
  66                 .flags          = IORESOURCE_MEM,
  67         },
  68 };
  69
  70 static struct scoop_config spitz_scoop_setup = {
  71         .io_dir         = SPITZ_SCP_IO_DIR,
  72         .io_out         = SPITZ_SCP_IO_OUT,
  73         .suspend_clr = SPITZ_SCP_SUS_CLR,
  74         .suspend_set = SPITZ_SCP_SUS_SET,
  75 };
  76
  77 struct platform_device spitzscoop_device = {
  78         .name           = "sharp-scoop",
  79         .id             = 0,
  80         .dev            = {
  81                 .platform_data  = &spitz_scoop_setup,
  82         },
  83         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
  84         .resource       = spitz_scoop_resources,
  85 };
  86
  87 /*
  88  * Spitz SCOOP Device #2
  89  */
  90 static struct resource spitz_scoop2_resources[] = {
  91         [0] = {
  92                 .start          = 0x08800040,
  93                 .end            = 0x08800fff,
  94                 .flags          = IORESOURCE_MEM,
  95         },
  96 };
  97
  98 static struct scoop_config spitz_scoop2_setup = {
  99         .io_dir         = SPITZ_SCP2_IO_DIR,
 100         .io_out         = SPITZ_SCP2_IO_OUT,
 101         .suspend_clr = SPITZ_SCP2_SUS_CLR,
 102         .suspend_set = SPITZ_SCP2_SUS_SET,
 103 };
 104
 105 struct platform_device spitzscoop2_device = {
 106         .name           = "sharp-scoop",
 107         .id             = 1,
 108         .dev            = {
 109                 .platform_data  = &spitz_scoop2_setup,
 110         },
 111         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
 112         .resource       = spitz_scoop2_resources,
 113 };
 114
 115 #define SPITZ_PWR_SD 0x01
 116 #define SPITZ_PWR_CF 0x02
 117
 118 /* Power control is shared with between one of the CF slots and SD */
 119 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
 120 {
 121         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
 122
 123         if (new_cpr & 0x0007) {
 124                 set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
 125                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
 126                         mdelay(5);
 127                 if (device == SPITZ_PWR_CF)
 128                         cpr |= 0x0002;
 129                 if (device == SPITZ_PWR_SD)
 130                         cpr |= 0x0004;
 131                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 132         } else {
 133                 if (device == SPITZ_PWR_CF)
 134                         cpr &= ~0x0002;
 135                 if (device == SPITZ_PWR_SD)
 136                         cpr &= ~0x0004;
 137                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
 138                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
 139                         mdelay(1);
 140                         reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
 141                 } else {
 142                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
 143                 }
 144         }
 145 }
 146
 147 static void spitz_pcmcia_init(void)
 148 {
 149         /* Setup default state of GPIO outputs
 150            before we enable them as outputs. */
 151         GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
 152                 GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) |
 153                 GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
 154         GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
 155
 156         pxa_gpio_mode(GPIO48_nPOE_MD);
 157         pxa_gpio_mode(GPIO49_nPWE_MD);
 158         pxa_gpio_mode(GPIO50_nPIOR_MD);
 159         pxa_gpio_mode(GPIO51_nPIOW_MD);
 160         pxa_gpio_mode(GPIO55_nPREG_MD);
 161         pxa_gpio_mode(GPIO56_nPWAIT_MD);
 162         pxa_gpio_mode(GPIO57_nIOIS16_MD);
 163         pxa_gpio_mode(GPIO85_nPCE_1_MD);
 164         pxa_gpio_mode(GPIO54_nPCE_2_MD);
 165         pxa_gpio_mode(GPIO104_pSKTSEL_MD);
 166 }
 167
 168 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
 169 {
 170         /* Only need to override behaviour for slot 0 */
 171         if (nr == 0)
 172                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
 173         else
 174                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
 175 }
 176
 177 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
 178 {
 179         .dev        = &spitzscoop_device.dev,
 180         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
 181         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
 182         .cd_irq_str = "PCMCIA0 CD",
 183 },{
 184         .dev        = &spitzscoop2_device.dev,
 185         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
 186         .cd_irq     = -1,
 187 },
 188 };
 189
 190 static struct scoop_pcmcia_config spitz_pcmcia_config = {
 191         .devs         = &spitz_pcmcia_scoop[0],
 192         .num_devs     = 2,
 193         .pcmcia_init  = spitz_pcmcia_init,
 194         .power_ctrl   = spitz_pcmcia_pwr,
 195 };
 196
 197 EXPORT_SYMBOL(spitzscoop_device);
 198 EXPORT_SYMBOL(spitzscoop2_device);
 199
 200
 201 /*
 202  * Spitz SSP Device
 203  *
 204  * Set the parent as the scoop device because a lot of SSP devices
 205  * also use scoop functions and this makes the power up/down order
 206  * work correctly.
 207  */
 208 struct platform_device spitzssp_device = {
 209         .name           = "corgi-ssp",
 210         .dev            = {
 211                 .parent = &spitzscoop_device.dev,
 212         },
 213         .id             = -1,
 214 };
 215
 216 struct corgissp_machinfo spitz_ssp_machinfo = {
 217         .port           = 2,
 218         .cs_lcdcon      = SPITZ_GPIO_LCDCON_CS,
 219         .cs_ads7846     = SPITZ_GPIO_ADS7846_CS,
 220         .cs_max1111     = SPITZ_GPIO_MAX1111_CS,
 221         .clk_lcdcon     = 520,
 222         .clk_ads7846    = 14,
 223         .clk_max1111    = 56,
 224 };
 225
 226
 227 /*
 228  * Spitz Backlight Device
 229  */
 230 static void spitz_bl_kick_battery(void)
 231 {
 232         void (*kick_batt)(void);
 233
 234         kick_batt = symbol_get(sharpsl_battery_kick);
 235         if (kick_batt) {
 236                 kick_batt();
 237                 symbol_put(sharpsl_battery_kick);
 238         }
 239 }
 240
 241 static struct generic_bl_info spitz_bl_machinfo = {
 242         .name = "corgi-bl",
 243         .default_intensity = 0x1f,
 244         .limit_mask = 0x0b,
 245         .max_intensity = 0x2f,
 246         .kick_battery = spitz_bl_kick_battery,
 247 };
 248
 249 static struct platform_device spitzbl_device = {
 250         .name           = "generic-bl",
 251         .dev            = {
 252                 .platform_data  = &spitz_bl_machinfo,
 253         },
 254         .id             = -1,
 255 };
 256
 257
 258 /*
 259  * Spitz Keyboard Device
 260  */
 261 static struct platform_device spitzkbd_device = {
 262         .name           = "spitz-keyboard",
 263         .id             = -1,
 264 };
 265
 266
 267 /*
 268  * Spitz LEDs
 269  */
 270 static struct platform_device spitzled_device = {
 271         .name           = "spitz-led",
 272         .id             = -1,
 273 };
 274
 275 /*
 276  * Spitz Touch Screen Device
 277  */
 278
 279 static unsigned long (*get_hsync_invperiod)(struct device *dev);
 280
 281 static void inline sharpsl_wait_sync(int gpio)
 282 {
 283         while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
 284         while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
 285 }
 286
 287 static struct device *spitz_pxafb_dev;
 288
 289 static int is_pxafb_device(struct device * dev, void * data)
 290 {
 291         struct platform_device *pdev = container_of(dev, struct platform_device, dev);
 292
 293         return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
 294 }
 295
 296 static unsigned long spitz_get_hsync_invperiod(void)
 297 {
 298 #ifdef CONFIG_FB_PXA
 299         if (!spitz_pxafb_dev) {
 300                 spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
 301                 if (!spitz_pxafb_dev)
 302                         return 0;
 303         }
 304         if (!get_hsync_invperiod)
 305                 get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
 306         if (!get_hsync_invperiod)
 307 #endif
 308                 return 0;
 309
 310         return get_hsync_invperiod(spitz_pxafb_dev);
 311 }
 312
 313 static void spitz_put_hsync(void)
 314 {
 315         put_device(spitz_pxafb_dev);
 316         if (get_hsync_invperiod)
 317                 symbol_put(pxafb_get_hsync_time);
 318         spitz_pxafb_dev = NULL;
 319         get_hsync_invperiod = NULL;
 320 }
 321
 322 static void spitz_wait_hsync(void)
 323 {
 324         sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
 325 }
 326
 327 static struct resource spitzts_resources[] = {
 328         [0] = {
 329                 .start          = SPITZ_IRQ_GPIO_TP_INT,
 330                 .end            = SPITZ_IRQ_GPIO_TP_INT,
 331                 .flags          = IORESOURCE_IRQ,
 332         },
 333 };
 334
 335 static struct corgits_machinfo  spitz_ts_machinfo = {
 336         .get_hsync_invperiod = spitz_get_hsync_invperiod,
 337         .put_hsync           = spitz_put_hsync,
 338         .wait_hsync          = spitz_wait_hsync,
 339 };
 340
 341 static struct platform_device spitzts_device = {
 342         .name           = "corgi-ts",
 343         .dev            = {
 344                 .parent = &spitzssp_device.dev,
 345                 .platform_data  = &spitz_ts_machinfo,
 346         },
 347         .id             = -1,
 348         .num_resources  = ARRAY_SIZE(spitzts_resources),
 349         .resource       = spitzts_resources,
 350 };
 351
 352
 353 /*
 354  * MMC/SD Device
 355  *
 356  * The card detect interrupt isn't debounced so we delay it by 250ms
 357  * to give the card a chance to fully insert/eject.
 358  */
 359
 360 static struct pxamci_platform_data spitz_mci_platform_data;
 361
 362 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
 363 {
 364         int err;
 365
 366         /* setup GPIO for PXA27x MMC controller */
 367         pxa_gpio_mode(GPIO32_MMCCLK_MD);
 368         pxa_gpio_mode(GPIO112_MMCCMD_MD);
 369         pxa_gpio_mode(GPIO92_MMCDAT0_MD);
 370         pxa_gpio_mode(GPIO109_MMCDAT1_MD);
 371         pxa_gpio_mode(GPIO110_MMCDAT2_MD);
 372         pxa_gpio_mode(GPIO111_MMCDAT3_MD);
 373         pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
 374         pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);
 375
 376         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 377
 378         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
 379                           IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 380                           "MMC card detect", data);
 381         if (err)
 382                 printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
 383
 384         return err;
 385 }
 386
 387 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 388 {
 389         struct pxamci_platform_data* p_d = dev->platform_data;
 390
 391         if (( 1 << vdd) & p_d->ocr_mask)
 392                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
 393         else
 394                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 395 }
 396
 397 static int spitz_mci_get_ro(struct device *dev)
 398 {
 399         return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
 400 }
 401
 402 static void spitz_mci_exit(struct device *dev, void *data)
 403 {
 404         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
 405 }
 406
 407 static struct pxamci_platform_data spitz_mci_platform_data = {
 408         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 409         .init           = spitz_mci_init,
 410         .get_ro         = spitz_mci_get_ro,
 411         .setpower       = spitz_mci_setpower,
 412         .exit           = spitz_mci_exit,
 413 };
 414
 415
 416 /*
 417  * USB Host (OHCI)
 418  */
 419 static int spitz_ohci_init(struct device *dev)
 420 {
 421         /* Only Port 2 is connected */
 422         pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
 423         pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
 424         pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);
 425
 426         /* Setup USB Port 2 Output Control Register */
 427         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
 428
 429         GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
 430
 431         UHCHR = (UHCHR) &
 432                 ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
 433
 434         UHCRHDA |= UHCRHDA_NOCP;
 435
 436         return 0;
 437 }
 438
 439 static struct pxaohci_platform_data spitz_ohci_platform_data = {
 440         .port_mode      = PMM_NPS_MODE,
 441         .init           = spitz_ohci_init,
 442         .power_budget   = 150,
 443 };
 444
 445
 446 /*
 447  * Irda
 448  */
 449 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
 450 {
 451         if (mode & IR_OFF)
 452                 set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
 453         else
 454                 reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
 455         pxa2xx_transceiver_mode(dev, mode);
 456 }
 457
 458 #ifdef CONFIG_MACH_AKITA
 459 static void akita_irda_transceiver_mode(struct device *dev, int mode)
 460 {
 461         if (mode & IR_OFF)
 462                 akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
 463         else
 464                 akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
 465         pxa2xx_transceiver_mode(dev, mode);
 466 }
 467 #endif
 468
 469 static struct pxaficp_platform_data spitz_ficp_platform_data = {
 470         .transceiver_cap  = IR_SIRMODE | IR_OFF,
 471         .transceiver_mode = spitz_irda_transceiver_mode,
 472 };
 473
 474
 475 /*
 476  * Spitz PXA Framebuffer
 477  */
 478
 479 static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
 480 {
 481         if (on)
 482                 corgi_lcdtg_hw_init(var->xres);
 483         else
 484                 corgi_lcdtg_suspend();
 485 }
 486
 487 static struct pxafb_mode_info spitz_pxafb_modes[] = {
 488 {
 489         .pixclock       = 19231,
 490         .xres           = 480,
 491         .yres           = 640,
 492         .bpp            = 16,
 493         .hsync_len      = 40,
 494         .left_margin    = 46,
 495         .right_margin   = 125,
 496         .vsync_len      = 3,
 497         .upper_margin   = 1,
 498         .lower_margin   = 0,
 499         .sync           = 0,
 500 },{
 501         .pixclock       = 134617,
 502         .xres           = 240,
 503         .yres           = 320,
 504         .bpp            = 16,
 505         .hsync_len      = 20,
 506         .left_margin    = 20,
 507         .right_margin   = 46,
 508         .vsync_len      = 2,
 509         .upper_margin   = 1,
 510         .lower_margin   = 0,
 511         .sync           = 0,
 512 },
 513 };
 514
 515 static struct pxafb_mach_info spitz_pxafb_info = {
 516         .modes          = &spitz_pxafb_modes[0],
 517         .num_modes      = 2,
 518         .fixed_modes    = 1,
 519         .lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
 520         .lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
 521         .pxafb_lcd_power = spitz_lcd_power,
 522 };
 523
 524
 525 static struct platform_device *devices[] __initdata = {
 526         &spitzscoop_device,
 527         &spitzssp_device,
 528         &spitzkbd_device,
 529         &spitzts_device,
 530         &spitzbl_device,
 531         &spitzled_device,
 532 };
 533
 534 static void spitz_poweroff(void)
 535 {
 536         arm_machine_restart('g');
 537 }
 538
 539 static void spitz_restart(char mode)
 540 {
 541         /* Bootloader magic for a reboot */
 542         if((MSC0 & 0xffff0000) == 0x7ff00000)
 543                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
 544
 545         spitz_poweroff();
 546 }
 547
 548 static void __init common_init(void)
 549 {
 550         init_gpio_reset(SPITZ_GPIO_ON_RESET);
 551         pm_power_off = spitz_poweroff;
 552         arm_pm_restart = spitz_restart;
 553
 554         PMCR = 0x00;
 555
 556         /* setup sleep mode values */
 557         PWER  = 0x00000002;
 558         PFER  = 0x00000000;
 559         PRER  = 0x00000002;
 560         PGSR0 = 0x0158C000;
 561         PGSR1 = 0x00FF0080;
 562         PGSR2 = 0x0001C004;
 563
 564         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
 565         PCFR |= PCFR_OPDE;
 566
 567         corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
 568
 569         pxa_gpio_mode(SPITZ_GPIO_HSYNC | GPIO_IN);
 570
 571         platform_add_devices(devices, ARRAY_SIZE(devices));
 572         pxa_set_mci_info(&spitz_mci_platform_data);
 573         pxa_set_ohci_info(&spitz_ohci_platform_data);
 574         pxa_set_ficp_info(&spitz_ficp_platform_data);
 575         set_pxa_fb_parent(&spitzssp_device.dev);
 576         set_pxa_fb_info(&spitz_pxafb_info);
 577 }
 578
 579 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 580 static void spitz_bl_set_intensity(int intensity)
 581 {
 582         if (intensity > 0x10)
 583                 intensity += 0x10;
 584
 585         /* Bits 0-4 are accessed via the SSP interface */
 586         corgi_ssp_blduty_set(intensity & 0x1f);
 587
 588         /* Bit 5 is via SCOOP */
 589         if (intensity & 0x0020)
 590                 reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
 591         else
 592                 set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
 593
 594         if (intensity)
 595                 set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
 596         else
 597                 reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
 598 }
 599
 600 static void __init spitz_init(void)
 601 {
 602         platform_scoop_config = &spitz_pcmcia_config;
 603
 604         spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
 605
 606         common_init();
 607
 608         platform_device_register(&spitzscoop2_device);
 609 }
 610 #endif
 611
 612 #ifdef CONFIG_MACH_AKITA
 613 /*
 614  * Akita IO Expander
 615  */
 616 struct platform_device akitaioexp_device = {
 617         .name           = "akita-ioexp",
 618         .id             = -1,
 619 };
 620
 621 EXPORT_SYMBOL_GPL(akitaioexp_device);
 622
 623 static void akita_bl_set_intensity(int intensity)
 624 {
 625         if (intensity > 0x10)
 626                 intensity += 0x10;
 627
 628         /* Bits 0-4 are accessed via the SSP interface */
 629         corgi_ssp_blduty_set(intensity & 0x1f);
 630
 631         /* Bit 5 is via IO-Expander */
 632         if (intensity & 0x0020)
 633                 akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
 634         else
 635                 akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
 636
 637         if (intensity)
 638                 akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
 639         else
 640                 akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
 641 }
 642
 643 static void __init akita_init(void)
 644 {
 645         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
 646
 647         /* We just pretend the second element of the array doesn't exist */
 648         spitz_pcmcia_config.num_devs = 1;
 649         platform_scoop_config = &spitz_pcmcia_config;
 650         spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
 651
 652         platform_device_register(&akitaioexp_device);
 653
 654         spitzscoop_device.dev.parent = &akitaioexp_device.dev;
 655         common_init();
 656 }
 657 #endif
 658
 659 static void __init fixup_spitz(struct machine_desc *desc,
 660                 struct tag *tags, char **cmdline, struct meminfo *mi)
 661 {
 662         sharpsl_save_param();
 663         mi->nr_banks = 1;
 664         mi->bank[0].start = 0xa0000000;
 665         mi->bank[0].node = 0;
 666         mi->bank[0].size = (64*1024*1024);
 667 }
 668
 669 #ifdef CONFIG_MACH_SPITZ
 670 MACHINE_START(SPITZ, "SHARP Spitz")
 671         .phys_io        = 0x40000000,
 672         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 673         .fixup          = fixup_spitz,
 674         .map_io         = pxa_map_io,
 675         .init_irq       = pxa27x_init_irq,
 676         .init_machine   = spitz_init,
 677         .timer          = &pxa_timer,
 678 MACHINE_END
 679 #endif
 680
 681 #ifdef CONFIG_MACH_BORZOI
 682 MACHINE_START(BORZOI, "SHARP Borzoi")
 683         .phys_io        = 0x40000000,
 684         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 685         .fixup          = fixup_spitz,
 686         .map_io         = pxa_map_io,
 687         .init_irq       = pxa27x_init_irq,
 688         .init_machine   = spitz_init,
 689         .timer          = &pxa_timer,
 690 MACHINE_END
 691 #endif
 692
 693 #ifdef CONFIG_MACH_AKITA
 694 MACHINE_START(AKITA, "SHARP Akita")
 695         .phys_io        = 0x40000000,
 696         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 697         .fixup          = fixup_spitz,
 698         .map_io         = pxa_map_io,
 699         .init_irq       = pxa27x_init_irq,
 700         .init_machine   = akita_init,
 701         .timer          = &pxa_timer,
 702 MACHINE_END
 703 #endif